SN4 ""

No	Pattern	Freq
1	that it is [adj] for	220
2	that it is [adj] for	208
3	that it is possible for	22
4	that it is possible for	22
5	that it is difficult for	16
6	that it is difficult for	16
7	that it is impossible for	14
8	that it is impossible for	14
9	that it is good for	12
10	that it is [verb] for	12
11	that it is [adv] for	11
12	that it is [adj -er] for	11
13	that it is necessary for	10
14	that it is necessary for	10
15	that it is important for	10
16	that it is easy for	10
17	that it is important for	10
18	that it is [noun] for	9
19	that it is [noun sg] for	9
20	that it is time for	8
21	that it is responsible for	8
22	that it is responsible for	8
23	that it is time for	8
24	that it is wrong for	7
25	that it is essential for	7
26	that it is not for	7
27	that it is [vb pp] for	7
28	that it is essential for	7
29	that it is [not/n't] for	7
30	that it is good for	7